krono

Add to /etc/apt/sources.list:
deb http://www.backports.org/debian etch-backports main contrib non-free

Add to /etc/apt/preferences:
Package: *
Pin: release a=etch-backports
Pin-Priority: 750
Package: *
Pin: release a=stable
Pin-Priority: 700

Add to /etc/apt/apt.conf.d/00Cache:
APT::Cache-Limit "33554432";
APT::Default-Release "etch-backports";

Do:

apt-get update
apt-get dist-upgrade